the study of air pollution are introduced. lsointroduced are a brief history of air pollution‚ its regulation‚ and trends of its ambient concentrations and emissions. Keywords: Anthropogenic‚ biogenic‚ geogenic emissions biogenic‚; primary and secondary pollutants; criteria‚ hazardous‚ radioactive‚ indoor pollutants; sulfur smog‚ photochemical smog; UN-ECE‚ US-EPA‚ Clean Air Act. Air pollution spreads easily as it travels into the atmosphere. People get exposed to air pollution not just outdoors
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AIR POLLUTION [pic] Introduction The earth’s atmosphere‚ at or near sea level‚ consists approximately of 78 percent nitrogen‚ 21 percent oxygen and 1 percent other gases. If it were possible to remain in this state‚ 100 percent clean air would result. However‚ many varied sources allow other gases and particulates to mix with the clean air‚ causing our atmosphere to become unclean or polluted. Some of these pollutants are visible while others are invisible‚ with each
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Introduction to Air Pollution Air pollution is the presence of foreign substances in the atmosphere‚ emitted by industries and motor vehicles that cause damage to living organisms. Air pollution characteristics Air pollution characteristics in a particular region are influenced by: The type and amount of pollutant and their source of emission. The topographical and meteorological conditions affecting dispersion‚ concentration and transboundary transport of pollutants. The type of technology
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Air Pollution Air pollution in Egypt is a real‚ harmful and serious problem. It is caused by a wide variety of things. From these causes is the great amount of smoke that come from chimneys of factories that were built near the cities as it release great amount of harmful‚ poisonous‚ black smoke which is quickly spread in the air and change its color into black. Also the black color of car exhaust has a serious‚ bad effect on human’s respiration and which unfortunately we breeze it daily as we
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I do not own anything. Air Pollution What is Air Pollution? Air Pollution is the introduction of chemicals‚ particulate matter‚ or biological materials that cause harm or discomfort to humans or other living organisms‚ or damages the natural environment into the atmosphere. What is Atmosphere? The atmosphere is the complex dynamic natural gaseous system that is essential to support life on planet Earth. Stratospheric ozone depletion due to air pollution has long been recognized as a threat to
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Sources of air pollution Air pollution caused by vehicles has been identified as the largest contributor to air pollution in the world. Air pollution caused by vehicles is when the burning of fossil fuels to power our vehicles gives off CO2 emission. This pollution by vehicles also produces toxic substances such as sulfur dioxide and carbon which can be fatal to humans. Air pollution also comes from industry as this source of pollution spews particulate matter and chemicals into the atmosphere
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Air Pollution There are three main types of pollution: air‚ water‚ and noise. My Speech will be focusing mainly on air pollution. Generally any substance that people introduce into the atmosphere that has damaging effects on living things and the environment is considered air pollution. Air pollution is a major environmental risk to health. By reducing air pollution levels‚ we can help countries reduce the global problem of disease from breathing infections‚ heart disease‚ and lung cancer
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1. Introduction The Air- the atmosphere around us play an enormous part in our lives. It provides oxygen and other gases that are essential for the survival of human being and plants. The appearance of it is the only thing that would make the Earth different from other dead-planet. However‚ in recent year‚ the technological development has led to over-use harmful toxic; the Air now has been seriously damaged not only in developed countries but also in developing nations like Vietnam. A research
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Air Pollution Alicia Goodman Environmental Science – EVS1001 June 18‚ 2011 Instructor: Angie Edwards AIR POLLUTION Air pollution is the biggest problem we as government face today. The problem arose during the industrial revolution and has just gotten worse since then. However‚ the industrial revolution brought many great changes to the world; better transportation‚ cheaper merchandise‚ and has made our life better. In the beginning of the industrial revolution‚ the problem of pollution
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air pollution issues Name__________________________ Date_________ Period_____ This is intended as a study guide. For best results‚ I recommend studying all the material first‚ then filling out the worksheet “closed-book/notes” as if taking a test. When done‚ go back to your notes to check your answers. Match the following air pollution issues with ALL appropriate causes (letters) and consequences (numbers). All letters and numbers will be used at least once. Each issue may have any number
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